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CUN to USN: distance & flight time
Cancun (Cancún International Airport) → Ulsan (Ulsan Airport)
7,862 mi
12,652 km · 6,832 nm
15h 53m
estimated nonstop flight time
+14h
time difference · heading northwest
See live CUN→USN fares Phone-only fares on this route — call free
Flight time details
7,862 miles nonstop takes roughly 15h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- CUN — Cancún International Airport · Cancun, Mexico
- USN — Ulsan Airport · Ulsan, South Korea
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CUN
- ISJ · Isla Mujeres Airport17 mi away
- CZM · Cozumel International Airport36 mi away
- CZA · Chichen Itza International Airport105 mi away
Near USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Frequently asked questions
How far is CUN from USN?
The flight distance from Cancun (CUN) to Ulsan (USN) is 7,862 miles (12,652 km, 6,832 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CUN to USN?
A nonstop flight takes about 15h 53m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Cancun and Ulsan?
Ulsan is 14 hours ahead of Cancun.
What is the cheapest way to fly from CUN to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CUN–USN that never appear on search engines, with no booking fees.